Update tests.yml

Author: EbiAraz

.github/workflows/tests.yml

@@ -68,6 +68,13 @@ jobs:
 - name: Install Bandit
   run: pip install bandit
 
+- uses: actions/setup-python@v4
+  with:
+    python-version: '3.11'
+
+- name: Install Bandit
+  run: pip install bandit
+
 - name: Run Bandit security check
   run: bandit -r .
   continue-on-error: true